国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/19（4）
发明人 YANG J（4）
公开年 2019（4）
申请年 2019（3） 
专利权人

Preparation of oxygen-doped three-dimensional graphene used as anode material in water splitting, involves pretreating graphite sheet, freezing, physically expanding, and converting into product by electrochemical stripping.

HOU Y, LEI C, YANG B, YANG J, LEI L

Preparing graphene by electrochemical intercalation of high concentration organic salt aqueous solution comprises e.g. taking high concentration organic salt aqueous solution, graphite and inert conductive precious metal material.

YAN X, YANG J, WANG Z

Preparing water-dispersible graphene slurry comprises dispersing graphite powder in water, sulfating the graphite powder in the aqueous dispersion of graphite powder, peeling off mechanically sulfonated graphite dispersion and centrifuging.

LI J, CUI J, FEI W, LI Z, YANG J

Method for preparing graphene, by adding graphite powder to precooled cellulose solution, ultrasonically stripping to obtain cellulose graphene dispersion, removing cellulose polymer in cellulose graphene dispersion and drying.

ZHANG J, YU P, WU M, WU Q, YANG J, LIU J